[  475.579851] netdevsim netdevsim413 eni413np1: renamed from eth0
[  475.580292] netdevsim netdevsim573 eni573np1: renamed from eth1
[  475.664835] Could not find device with ifindex 2000 in netnsfd 11
[  475.664991] Could not find netns with fd: 2000
[  475.665093] Cannot link a netdevsim to itself
[  475.665215] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).